86838436 has 24 divisors (see below), whose sum is σ = 160304480. Its totient is φ = 41046912.

The previous prime is 86838421. The next prime is 86838473. The reversal of 86838436 is 63483868.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47980 + ... + 49756.

Almost surely, 2^86838436 is an apocalyptic number.

It is an amenable number.

86838436 is a deficient number, since it is larger than the sum of its proper divisors (73466044).

86838436 is a wasteful number, since it uses less digits than its factorization.

86838436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2443 (or 2441 counting only the distinct ones).

The product of its digits is 663552, while the sum is 46.

The square root of 86838436 is about 9318.7142889993. The cubic root of 86838436 is about 442.8303018666.

It can be divided in two parts, 868 and 38436, that added together give a cube (39304 = 34³).

The spelling of 86838436 in words is "eighty-six million, eight hundred thirty-eight thousand, four hundred thirty-six".